单项选择题
Which BGP attribute will not be advertised in routing updates to its neighboring routers? Select the best response.（）
A. weight B. local preference C. origin D. AS_path E. next hop
单项选择题 Which attribute must exist in the BGP update packet?（）
单项选择题 Which BGP path attribute is Cisco proprietary?（）
单项选择题 Which BGP attribute is used by BGP to prevent routing loops?（）
